Medical Definition of Neutrophil chemotactant factor

1. A cytokine that activates neutrophils and attracts neutrophils and T-lymphocytes.
It is released by several cell types including monocytes, macrophages, T-lymphocytes, fibroblasts, endothelial cells, and keratinocytes by an inflammatory stimulus. Il-8 is a member of the beta-thromboglobulin superfamily and structurally related to platelet factor 4.
Acronym: IL-8
(12 Dec 1998)